-12.07% is the change from 555 to 488
Calculation steps:
[( 488 - 555 ) ÷ 555] x 100 = -12.07%
Formula
Percentage change = [(488 - 555) / 555] x 100
Subtract the new number by the original number
488 - 555 = -67
-67 ÷ 555 = -0.12072072072072072
-0.12072072072072072 x 100 = -12.07%